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[Qemu-devel] [RISU PATCH v4 21/22] risu_reginfo_aarch64: limit SVE_VQ_MA
From: |
Alex Bennée |
Subject: |
[Qemu-devel] [RISU PATCH v4 21/22] risu_reginfo_aarch64: limit SVE_VQ_MAX to current architecture |
Date: |
Fri, 22 Jun 2018 15:12:04 +0100 |
From: Richard Henderson <address@hidden>
The kernel headers optimistically assume it's going to grow but as we
are never going to use that many on current hardware we limit
SVE_VQ_MAX to what we will.
Signed-off-by: Richard Henderson <address@hidden>
Signed-off-by: Alex Bennée <address@hidden>
---
risu_reginfo_aarch64.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/risu_reginfo_aarch64.h b/risu_reginfo_aarch64.h
index b3701b3..c33b86f 100644
--- a/risu_reginfo_aarch64.h
+++ b/risu_reginfo_aarch64.h
@@ -31,6 +31,11 @@ struct sve_reginfo {
};
#endif
+/* The kernel headers set this based on future arch extensions.
+ The current arch maximum is 16. Save space below. */
+#undef SVE_VQ_MAX
+#define SVE_VQ_MAX 16
+
struct reginfo {
uint64_t fault_address;
uint64_t regs[31];
--
2.17.1
- [Qemu-devel] [RISU PATCH v4 09/22] risugen: use fewer insns for aarch64 immediate load, (continued)
- [Qemu-devel] [RISU PATCH v4 09/22] risugen: use fewer insns for aarch64 immediate load, Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 10/22] risugen: add reg_plus_imm_pl and reg_plus_imm_vl address helpers, Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 11/22] risugen: add dtype_msz address helper, Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 22/22] risu_reginfo_aarch64: handle variable VQ, Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 14/22] risu: add process_arch_opt, Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 16/22] risu_reginfo_aarch64: unionify VFP regs, Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 15/22] risu_reginfo_aarch64: drop stray ;, Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 18/22] risu_reginfo_aarch64: left justify regnums and drop masks, Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 21/22] risu_reginfo_aarch64: limit SVE_VQ_MAX to current architecture,
Alex Bennée <=
- [Qemu-devel] [RISU PATCH v4 17/22] risu_reginfo: introduce reginfo_size(), Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 12/22] contrib/generate_all.sh: allow passing of arguments to risugen, Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 19/22] risu_reginfo_aarch64: add support for copying SVE register state, Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 20/22] risu_reginfo_aarch64: add SVE support to reginfo_dump_mismatch, Alex Bennée, 2018/06/22
- [Qemu-devel] [RISU PATCH v4 13/22] risu: move optional args to each architecture, Alex Bennée, 2018/06/22